1989 Final Standings — AL
| Team | W | L | Pct. | Manager |
|---|---|---|---|---|
| Tigers | 106 | 56 | .654 | Richard Deyerle |
| Whales | 93 | 69 | .574 | Randy Shavis |
| Twins | 90 | 72 | .556 | Paul Blocher |
| Power Station | 87 | 75 | .537 | Jim Proffitt |
| Lawgivers | 81 | 81 | .500 | John Jimison |
| Jaybirds | 79 | 83 | .488 | Jami Denton / John Walker |
| Thunderbirds | 78 | 84 | .481 | Mike Thurston |
| Yanks | 74 | 88 | .457 | Sunny Jahn |
| Rats | 61 | 101 | .377 | Pat Jennings |
| Bulls | 60 | 102 | .370 | Ron Smith |
1989 Final Standings — NL
| Team | W | L | Pct. | Manager |
|---|---|---|---|---|
| Seminoles | 99 | 63 | .611 | Marty Quinn |
| Tomcats | 93 | 69 | .574 | Dave Caddell |
| Barbarians | 90 | 72 | .556 | John Walker / Jami Denton |
| Uncallables | 90 | 72 | .556 | Don Leigers |
| Road Runners | 84 | 78 | .519 | Jim Proffitt |
| Bimbos | 76 | 86 | .469 | Keith Gilmore |
| Bums | 68 | 94 | .420 | Steve Ennis |
| Ducks | 66 | 96 | .407 | Jim Melillo |
| Sluggers | 64 | 98 | .395 | Earl Estes |
1989 RSBL Playoffs
| World Series Tigers over Barbarians 4-3 |